Abstract. We use the theorem prover Isabelle to formalise and machinecheck results of the theory of generalised substitutions given by Dunne and used in the B method. We describe t...
This paper presents a formal model of the substitution rules for soccer games as they existed at the 1994 World Cup. The model is expressed in VDM and can be animated with the VDMT...
Let predicate P be converted from Boolean to numeric type by writing P , with false being 0 and true being 1, so that in a degenerate sense P can be regarded as `the probability th...
Abstract. In this paper the concept of asymptotic complexity of languages is introduced. This concept formalises the notion of learnability in a particular environment and generali...
Abstract. FinFuns are total functions that are constant except for a finite set of points, i.e. a generalisation of finite maps. We formalise them in Isabelle/HOL and present how...